<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 靠右的按钮 -->
      <page-tools>
        <template v-slot:after>
          <el-button
            type="primary"
            size="small"
            @click="addPerm('0',1)"
          >添加权限</el-button>
        </template>
      </page-tools>
      <!-- 表格 -->
      <el-table default-expand-all border :data="permList" row-key="id">
        <el-table-column prop="name" align="center" label="名称" />
        <el-table-column prop="code" align="center" label="标识" />
        <el-table-column prop="description" align="center" label="描述" />
        <el-table-column align="center" label="操作">
          <template #default="{ row }">
            <el-button v-if="row.type === 1" type="text" @click="addPerm(row.id,2)">添加</el-button>
            <el-button type="text" @click="editPerm(row.id)">编辑</el-button>
            <el-button type="text" @click="delPerm(row.id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 放置一个弹层 用来编辑新增节点 -->
      <el-dialog
        :title="`${showText}权限点`"
        :visible="showDialog"
        @close="btnCancel"
      >
        <!-- 表单 -->
        <el-form
          ref="perForm"
          :model="formData"
          :rules="rules"
          label-width="120px"
        >
          <el-form-item label="权限名称" prop="name">
            <el-input v-model="formData.name" style="width: 90%" />
          </el-form-item>
          <el-form-item label="权限标识" prop="code">
            <el-input v-model="formData.code" style="width: 90%" />
          </el-form-item>
          <el-form-item label="权限描述" prop="description">
            <el-input v-model="formData.description" style="width: 90%" />
          </el-form-item>
          <el-form-item label="开启">
            <el-switch
              v-model="formData.enVisible"
              active-value="1"
              inactive-value="0"
            />
          </el-form-item>
        </el-form>
        <el-row slot="footer" type="flex" justify="center">
          <el-col :span="6">
            <el-button
              size="small"
              type="primary"
              @click="btnOK"
            >确定</el-button>
            <el-button size="small" @click="btnCancel">取消</el-button>
          </el-col>
        </el-row>
      </el-dialog>
    </div>
  </div>
</template>

<script>
import { getAllPermApi, delPermbyID, addPerm, getPerm, updatePermByID } from '@/api/permission'
import { listtoTreeData } from '@/utils'
export default {
  data() {
    return {
      showDialog: false,
      permList: [],
      formData: {
        enVisible: '1',
        name: '',
        code: '',
        description: '',
        type: '',
        pid: ''
      },
      rules: {
        name: [{ required: true, message: '该项不能为空', trigger: 'blur' }],
        code: [{ required: true, message: '该项不能为空', trigger: 'blur' }]
      }

    }
  },
  computed: {
    showText() {
      return this.formData.id ? '编辑' : '新增'
    }
  },
  created() {
    this.getPermList()
  },
  methods: {
    async  getPermList() {
      this.permList = listtoTreeData(await getAllPermApi(), '0')
    },
    async delPerm(id) {
      await this.$confirm('请问是否需要删除?')
      await delPermbyID(id)
      this.$message.success('删除成功')
      this.getPermList()
    },
    addPerm(id, type) {
      this.formData.type = type
      this.formData.type = id
      this.showDialog = true
    },
    async btnCancel() {
      // 清空表单form数据
      this.formData = {
        enVisible: '1',
        name: '',
        code: '',
        description: '',
        type: '',
        pid: ''
      }
      // 清除报错
      await this.$refs.perForm.resetFields()
      // 关闭弹窗
      this.showDialog = false
    },
    async btnOK() {
      if (this.formData.id) {
        await updatePermByID(this.formData)
      } else {
        // 发送请求
        await addPerm(this.formData)
      }
      // 表达校验
      await this.$refs.perForm.validate()
      // 提醒用户
      this.$message.success('操作成功')
      // 关闭弹窗
      this.showDialog = false
      // 页面渲染
      this.getPermList()
    },
    // 数据回显
    async editPerm(id) {
      this.formData = await getPerm(id)
      this.showDialog = true
    }
  }
}
</script>

<style>
</style>
